E
NGLISH - 39
Maintenance
LAMP, TEMP and ARF Indicators
If a problem should occur with the projector, the
LAMP
,
TEMP
and/or
FILTER
indicators will inform you. Manage the indicated problems as
follow.
1. Confirm the status of all indicators and projector, and switch off the
projector in proper way.
2. Find out the cause of the problem by status of the
LAMP
,
TEMP
and/or
FILTER
indicators.
3. Follow the instruction for each indication below and solve the
problem.
4. Turn on the projector in the correct way and confirm the indicator is
not indicating a problem any longer.
J
LAMP indicator
J
TEMP indicator
J
FILTER indicator
When the
FILTER
indicator is flashing
GREEN
, the
ARF
is normally rolling up.
Managing the indicated problems
NOTE:
• If no problem is found or the problem remains, do not turn on the projector. Instead contact an Authorized Service Center.
Indicator
Illuminating
RED
Flashing
RED
Problem
LAMP RUNTIME
has
reached 4 800 hours.
LAMP
circuit failure, abnormal function or
Lamp unit
is damaged.
Cause
Lamp unit
will run out
soon and needs to be
replaced.
The
MAIN POWER
is
switched on again before
the
Lamp unit
is cooled
enough.
LAMP
circuit failure,
abnormal function.
Lamp unit
is damaged.
Remedy
See “Replacing the Lamp
unit” on page 41.
Let the
Lamp unit
cool
down and turn on the
MAIN POWER
after
90 seconds.
Contact an Authorized
Service Center.
See “Replacing the Lamp
unit” on page 41.
Indicator
Illuminating
RED
while projecting and the alert will be displayed.
Flashing
RED
and
POWER
is turned off
Problem
The temperature inside and/or outside the projector is abnormally high.
Cause
The ventilation openings
are covered.
The room temperature is
too high.
The
ARF
is excessively
dirty and the ventilation is
poor.
The projector is located at
high elevations 1 400 -
2 700 m (4 539 - 8 858 ft).
Remedy
Remove the object(s)
from the ventilation
openings or clear around
the projector.
Reinstall the projector in
temperature controlled
place. See page 48.
Replace the
ARF
in the
proper method. See
page 40.
Turn on the projector
*1
and set the
HIGHLAND
to
ON
.
See page 35.
*1. The projector will perform only 2 minutes with
OFF
setting at high elevation.
Indicator
Illuminating
RED
Flashing
RED
Illuminating
ORANGE
Flashing
ORANGE
Problem
FILTER REMAINING
has
turned red. See page 34.
The projector cannot
detect the
ARF
.
The
ARF
cannot operate
properly.
FILTER REMAINING
has
turned yellow. See
page 34.
Cause
ARF
has been run out.
ARF
is not attached.
Foreign object is blocking
the
ARF
operation.
ARF
is running out and
the remaining time is
about 240 hours.
Remedy
See “Replacing the ARF
(Auto Rolling Filter)” on
page 40.
Attach the
ARF
.
Remove the foreign
object or contact an
Authorized Service
Center.
Prepare the
ARF
for
replacement.
POWER LAMP
FILTER
TEMP
